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Research Methods

Science Challenge: Finding Aquatic Insects

Aquatic macroinvertebrates help us understand the health of our waterways. In this lesson, Mary ellen shows you how to locate them within a stream or river and identify what’s there.

Science Challenge: Water Speed Test

Learn how to test the speed of flowing water using materials from around the house. This experiment is often the foundation of many other water quality and species population experiments in waterways.